Answer:
12
Step-by-step explanation:
area =1/2 base×height
=1/2 ×4×6
=12
Answer:
I think 2+-1x+9y
Step-by-step explanation:
Just add the numbers that have the same variables
Answer:
B.
Step-by-step explanation:
Answer:
0.4077
Step-by-step explanation:
It's important to use parenthesis to avoid confusion.
9^(2x) = 6
Use exponent properties:
(9^2)^x = 6
81^x = 6
Take log of both sides
ln(81^x) = ln(6)
Use log properties:
x ln(81) = ln(6)
Solve for x:
x = ln(6) / ln(81)
x ≈ 0.4077
Answer:
I think its b
Step-by-step explanation: